<template>
  <div class="goodsinfo-container">
      <div class="mui-card">
				<div class="mui-card-content">
					<div class="mui-card-content-inner">
						<swiper :lunbolist="lunboInfo" :isfull="false"></swiper>
					</div>
				</div>
			</div>

      <transition
        @before-enter="beforeEnter"
        @enter="enter"
        @after-enter="afterEnter">
        <div class="ball" v-show="ballFlag" ref="ball"></div>
      </transition>

      <div class="mui-card">
				<div class="mui-card-header">{{goodsinfo.title}}</div>
				<div class="mui-card-content">
					<div class="mui-card-content-inner">
						<p class="price">
            市场价：<del>￥{{goodsinfo.market_price}}</del>&nbsp;&nbsp;销售价：<span class="now_price">￥{{goodsinfo.sell_price}}</span>
          </p>
          <p>购买数量：<numbox @numchange="getnum" :max="goodsinfo.stock_quantity"></numbox></p>
          <p>
            <mt-button type="primary" size="small">立即购买</mt-button>
            <mt-button type="danger" size="small" @click="gotoShopcar" >加入购物车</mt-button>
          </p>
					</div>
				</div>
			</div>

      <div class="mui-card">
				<div class="mui-card-header">商品参数</div>
				<div class="mui-card-content">
					<div class="mui-card-content-inner">
						<p>商品货号:{{goodsinfo.goods_no}}</p>
						<p>库存情况:{{goodsinfo.stock_quantity}}</p>
						<p>上架时间:{{goodsinfo.add_time | fordate}}</p>
					</div>
				</div>
        <div data-v-66f49584="" class="mui-card-footer">
          <button data-v-66f49584="" class="mint-button mint-button--primary mint-button--large is-plain" @click="getgoodsdec(goodsinfo.id)">
            <label class="mint-button-text">图文介绍</label>
          </button>
          <button data-v-66f49584="" class="mint-button mint-button--danger mint-button--large is-plain" @click="getgoodscomment(goodsinfo.id)">
            <label class="mint-button-text">商品评论</label>
          </button>
        </div>
			</div>
  </div>
</template>

<script>
// 引入轮播如组件
import swiper from '../subComponent/swiper.vue'
// 引入数字输入框组件
import numbox from '../subComponent/goodsinfo_mumbox.vue'
export default {
  data(){
    return {
      id:this.$route.params.id,
      lunboInfo:[],
      goodsinfo:{},
      ballFlag:false,
      count:1
    }
  },
  created(){
    this.getlunboinfo(),
    this.getgoods()
  },
  methods:{
    getlunboinfo(){
      this.$http.get('api/getthumimages/'+this.id).then(result=>{
        if(result.status === 200 && result.data.status === 0){
          result.data.message.forEach(element => {
            element.img = element.src
          })
          this.lunboInfo = result.data.message
        }
      })
    },
    getgoods(){
      this.$http.get('api/goods/getinfo/'+this.id).then(result => {
        if(result.status === 200 && result.data.status === 0){
          // console.log(result.data.message)
          this.goodsinfo = result.data.message[0]
        }
      })
    },
    getgoodsdec(id){
      this.$router.push('/goods/goodsdec/'+id)
    },
    getgoodscomment(id){
      this.$router.push({name:'goodsComment',params:{id}})
    },
    gotoShopcar(){
      this.ballFlag = !this.ballFlag
      var goodsinfo = {id:this.id,count:this.count,price:this.goodsinfo.sell_price,selected:true}
      this.$store.commit('addcar',goodsinfo)
    },
    beforeEnter(el){
      el.style.transform = 'translate(0,0)'
    },
    enter(el,done){
      el.offsetWidth;
      // 获取小球的 在页面中的位置
      const ballPosition = this.$refs.ball.getBoundingClientRect();
      // 获取 徽标 在页面中的位置
      const badgePosition = document
        .getElementById("badge")
        .getBoundingClientRect();

      const xDist = badgePosition.left - ballPosition.left;
      const yDist = badgePosition.top - ballPosition.top;

      el.style.transform = `translate(${xDist}px,${yDist}px)`;
      el.style.transition = 'all 1s ease'
      done()
    },
    afterEnter(el){
      this.ballFlag = !this.ballFlag
    },
    getnum(data){
      this.count = data
      // console.log('父组件接受的值'+this.count)
    }
  },
  components:{
    swiper,
    numbox
  }
}
</script>
<style lang="less" scoped>
 .goodsinfo-container{
    background-color: #eee;
    overflow: hidden;
   .now_price {
    color: red;
    font-size: 16px;
    font-weight: bold;
  }

  .mui-card-footer {
    display: block;
    button {
      margin: 15px 0;
    }
  }
 }
 .ball {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: red;
    position: absolute;
    z-index: 99;
    top: 390px;
    left: 145px;
  }

</style>


